Home / 517,294,219.68-714,799,817.07-368,356,768.85

Finding the Fourth Proportional to 517,294,219.68, 714,799,817.07 and 368,356,768.85

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Solution

The fourth proportional to 517,294,219.68, 714,799,817.07 and 368,356,768.85 is: 508,997,280.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,294,219.68 : 714,799,817.07 = 368,356,768.85 : x
  2. Step 2: Convert to fraction form
    517,294,219.68/714,799,817.07 = 368,356,768.85/x
  3. Step 3: Cross multiply
    517,294,219.68x = 714,799,817.07 × 368,356,768.85
  4. Step 4: Simplify right side
    517,294,219.68x = 263,301,350,986,902,304
  5. Step 5: Solve for x
    x = 263,301,350,986,902,304/517,294,219.68
  6. Step 6: Final answer
    x = 508,997,280.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.